Home / 98,372.40-147,558.24-42,176.04

Finding the Fourth Proportional to 98,372.40, 147,558.24 and 42,176.04

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Solution

The fourth proportional to 98,372.40, 147,558.24 and 42,176.04 is: 63,263.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,372.40 : 147,558.24 = 42,176.04 : x
  2. Step 2: Convert to fraction form
    98,372.40/147,558.24 = 42,176.04/x
  3. Step 3: Cross multiply
    98,372.40x = 147,558.24 × 42,176.04
  4. Step 4: Simplify right side
    98,372.40x = 6,223,422,232.57
  5. Step 5: Solve for x
    x = 6,223,422,232.57/98,372.40
  6. Step 6: Final answer
    x = 63,263.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.